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What is the magnitude of the vector r=7.9i - 3.0j, where i and j represent the x-and y- unit vectors?

Principles of Physics: A Calculus-Based Text

5th Edition

ISBN:9781133104261

Author:Raymond A. Serway, John W. Jewett

Publisher:Raymond A. Serway, John W. Jewett

Chapter1: Introduction And Vectors

Section: Chapter Questions

Problem 15OQ

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What is the magnitude of the vector r=7.9i - 3.0j, where i and j represent the x-and y- unit vectors?

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